$ git clone -n https://src.fedoraproject.org/rpms/libcoap.git /var/lib/mock/f45-build-15983-481/root/chroot_tmpdir/scmroot/libcoap
Cloning into '/var/lib/mock/f45-build-15983-481/root/chroot_tmpdir/scmroot/libcoap'...
$ git fetch origin d8427e2c72b879e77006138d3f12c429a3ac83f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libcoap
 * [new ref]         d8427e2c72b879e77006138d3f12c429a3ac83f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d8427e2 add openssl3 conditionals